QT不规则例子，很不错。很适合初学者，环境为qt3，是我学习qt4时候用的。-Irregular QT example, is pretty good. Very suitable for beginners, the environment for qt3, when I used to learn qt4.

使用简单的代码在Qt GUI架构下实现界面的快速换肤。本实例主要是从换肤原理出发。-Fast skin using simple code to achieve the Qt interface under GUI architecture. This example is mainly starting the principle of skin.